Here is the full list of all 21 Braveland achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
The best equipment of all four types on.
Rain of Fire spell learned.
Sigurd defeated.
Game completed without using the easy level of difficulty.
Game completed using only the hard level of difficulty.
100 units encouraged.
All warrior abilities learned.
Defense spell used 10 times.
Acceleration spell used 10 times.
All four equipment items on.
Three treasure chests collected.
Arakin defeated.
1000 damage inflicted to the enemies with Fire Arrow.
Treasure chest collected.
Page on Facebook or Twitter visited.
Fromm defeated.
Equipment item on.
Two warrior abilities learned.
Warrior ability learned.
You defeated the army without losing a single warrior.
Peasants have joined you.